I managed to get hold of this WDM driver for the ixtv Turbo board before ixMicro went belly-up.
I have no idea whether it works or not and would appreciate any feedback.
The following files are found inside the driver download file.
|IXTVWDM.INF||4.2 KB||13 Nov 1998|
|IXTVWDM.SYS||100.4 KB||28 Mar 1999|